Twilio Services
Issues related to Twilio’s Software
    External Connectivity
    Issues found outside of Twilio’s Network
      Zipwhip Gateway
      Issues related to Zipwhip's Services
        Scheduled maintenance
        System Metrics

        SMS and MMS Delivery Delays to Verizon Wireless and AT&T in the U.S. on Subset of Long Codes

        Incident Report for Twilio

        Resolved

        We are no longer experiencing MMS and SMS delivery delays when sending messages to the Verizon and AT&T networks in the United States. This incident has been resolved.
        Posted Oct 24, 2024 - 17:30 PDT

        Monitoring

        We are observing recovery in MMS and SMS delivery delays when sending messages to the US Verizon network, and MMS and SMS to the US AT&T network is now operational. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.
        Posted Oct 24, 2024 - 15:31 PDT

        Update

        We continue to experience MMS and SMS delivery delays when sending messages to Verizon Wireless in the United States on a subset of long codes. We are seeing recovery for MMS and SMS delivery delays to the AT&T network in the United States. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
        Posted Oct 24, 2024 - 13:32 PDT

        Update

        We continue to experience MMS and SMS delivery delays when sending messages to Verizon Wireless in the United States on a subset of long codes. We are seeing recovery for MMS and SMS delivery delays to the AT&T network in the United States. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
        Posted Oct 24, 2024 - 11:36 PDT

        Identified

        We continue to experience SMS and MMS delivery delays when sending messages to Verizon Wireless and AT&T networks in the United States on a subset of long codes. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
        Posted Oct 24, 2024 - 09:34 PDT

        Update

        We continue to experience SMS and MMS delivery delays when sending messages to Verizon Wireless and AT&T networks in the United States on a subset of long codes. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
        Posted Oct 24, 2024 - 08:48 PDT

        Update

        We continue to experience SMS delivery delays, and are also observing MMS delivery delays, when sending messages to Verizon Wireless and AT&T networks in the United States on a subset of long codes. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
        Posted Oct 24, 2024 - 07:48 PDT

        Investigating

        We are experiencing SMS delivery delays when sending messages to Verizon Wireless and AT&T networks in the United States on a subset of long codes. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
        Posted Oct 24, 2024 - 07:15 PDT
        This incident affected: CARRIER NETWORK (SMS Long Code, North America).